Eulecanium tiliae(Linnaeus, 1758)

nut scale, brown gooseberry scale

polyphagous on woody plants

Eulecanium tiliae: scales on Quercus robur

Quercus robur, Biddinghuizen, Spijk- en Bremerbergbos, 21.vi.2019 © Hans Jonkman

Eulecanium tiliae: scales on Quercus robur

closer look

Eulecanium tiliae: female scale

© The Food and Environment Research Agency, from Malumphy & Kahrer (2011a)

parasite

Female with egg, oval, strongly convex, yellowish-brown to dark brown, shiny; up to 6.5 mm long and 6 mm wide. Fresh scales highly variable in colour, cream, pale yellow or reddish brown with irregular brown and reddish transverse bands.

host plants

Acer campestre, platanoides, pseudoplatanus; Aesculus hippocastanum; Betula; Cercis siliquastrum; Cornus alba; Corylus avellana; Crataegus crus-galli, monogyna, rhipidophylla; Cydonia oblonga; Cytisus scoparius; Juglans regia; Malus domestica; Platanus orientalis; Populus nigra; Prunus dulcis, spinosa; Quercus robur; Rubus sanctus; Tilia cordata, platyphyllos; Rosa; Ulmus glabra; Wisteria sinensis.

Most frequent on Rosaceae.

synonyms

Eulecanium coryli (Linnaeus, 1758).

references

Fetykó (2014a), Gómez-Menor Ortega (1960a, 1965a), Hellrigl (2004a), Jansen (1999b), Kozár, Guignard, Bachmann ao (1994a), Malumphy (2010a), Malumphy & Kahrer (2011a), Malumphy & Ostrauskas (2009a), Malumphy, Ostrauskas & Pye (2008a, 2010a), Masten Milek, Seljak, Šimala ao (2016a), Salisbury, Halstead & Malumphy (2010a), Schmutterer & Hoffmann (2003a), Ülgentürk & Toros (1999a), ScaleNet (2018), Seljak (2010a).

mod 23.vi.2019